.header {
  height: 14vw;
  width: 100%;
  padding: 0 1.33333vw;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  border-bottom: 0.4vw solid #E70012;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
}
.header img {
  height: 12.66667vw;
}
.header div {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 9.33333vw;
  line-height: 9.33333vw;
}
.header div p {
  font-size: 3.2vw;
  margin-right: 4vw;
}
.header div span {
  width: 9.33333vw;
  height: 9.33333vw;
  padding: 2vw 0;
  border-radius: 50%;
  background: #6d6d6d;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
.header div span i {
  width: 5.33333vw;
  height: 0.8vw;
  background: #fff;
  border-radius: 2.66667vw;
}
.footer {
  height: 21.33333vw;
  padding: 4vw 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
.footer p {
  color: #999999;
  text-align: center;
  font-size: 3.2vw;
  line-height: 6.66667vw;
}
.to-top {
  height: 8vw;
  background: #4C4C4C;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  text-align: right;
  color: #fff;
  line-height: 8vw;
  font-weight: bold;
  font-size: 3.46667vw;
  padding-right: 4vw;
}
.to-top span {
  border: 1.33333vw solid transparent;
  border-bottom-color: #fff;
  margin-left: 1.33333vw;
  margin-top: -1.33333vw;
}
.nav {
  position: fixed;
  z-index: 99;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: scroll;
  opacity: 0;
  display: none;
  -webkit-transition: all linear .2s;
  transition: all linear .2s;
  padding-top: 14vw;
}
.open-nav {
  opacity: 1;
  display: block;
}
.nav-wrap {
  width: 100vw;
  height: 100%;
  background: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}
.nav-wrap a {
  height: 17.33333vw;
  width: 100%;
  padding: 0 6.66667vw;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  text-decoration: none;
  border-bottom: 1px solid #ececec;
}
.nav-wrap a .nav-name span {
  color: #4c4c4c;
  font-size: 4vw;
}
